How do you set html / body tag attributes in Meteor.js?

Question

I need to set attributes on the html tag or alternatively the body tag of the document in a Meteor.js application.

Specifically I want to have

Answer 1

Attributes for HTML tag can be set on startup by using WebApp.addHtmlAttributeHook function. Here is an example:

Meteor.startup(function() {
    WebApp.addHtmlAttributeHook(function() {
        return {
            "dir": "rtl"
        }
    })
});

Make sure you call this on server, not client.